CP3 in Ram verses CP4 in Ford and GM
Is there someone that could possible explain the difference in the cp3 system that is in a Ram verses the cp4 system that is in a Ford? The high pressure Fuel Pump, is it just a brand difference or an...
Forum Discussion
Garry&Gayle wrote:
I am referring to the known fact that ULSD is lacking in sufficient lubrication so I feel the use an additive to increase lubrication is a good idea, and as I stated JMO
"so I feel"......and all I'm saying is in the manufacturers owners manual, it doesn't state one HAS to use a fuel additive, nor do they have to..in fact several state NOT to use them...so I feel the manufacturer probably knows more about the truck they manufacture, as well as the engine they put in it than I do....so it's my opinion that the manufacturer knows more about their product than we do at some point.
